Home / 26,634.71-39,933.54-13,478.08

Finding the Fourth Proportional to 26,634.71, 39,933.54 and 13,478.08

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Solution

The fourth proportional to 26,634.71, 39,933.54 and 13,478.08 is: 20,207.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,634.71 : 39,933.54 = 13,478.08 : x
  2. Step 2: Convert to fraction form
    26,634.71/39,933.54 = 13,478.08/x
  3. Step 3: Cross multiply
    26,634.71x = 39,933.54 × 13,478.08
  4. Step 4: Simplify right side
    26,634.71x = 538,227,446.80
  5. Step 5: Solve for x
    x = 538,227,446.80/26,634.71
  6. Step 6: Final answer
    x = 20,207.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.